Value of Cosn3pi/2 in Fourier series

Select the decimal that is equivalent to 57 220

Let V be the set of vectors in R2 with the following definition of addition and scalar multiplication: Addition: [x1x2]?[y1y2]=[0x2+y2] Scalar Multiplication:?[x1x2]=[0? x2] answer yes or no x? y=y? x for any x and y in V (x? y) ? z=x? (y?

What is x-2y=1, solve for y

A metallurgist has one alloy containing 46% copper and another containing 69% copper. How many pounds of each alloy must he use to make 43 pounds of a third alloy containing 60% copper?

One pot and blue fabric sells for $15 every 2 yards in another sells for $37 and 50 cent every 5 yards. do these fabrics have the same unit cost?

You called Ticket Taker for local team football tickets. The tickets cost $94 and you will be charged a processing fee of 8%. How much is the fee? $0.75 $11.75 $9 $7.52

A triangle has side lengths of 4, inches, 10 inches, and c inches. Enter values to write an inequality that describes the possible values for c, the length of the third side of the triangle. ? < c <?

Slingerland borrowed $8,000 on july 20, at 11% interest. if the loan was due on october 17, what was the amount of interest on the loan using the exact interest method?

One year the price of wheat was $8.87 the next year the price was $9.60 route is the price per bushel of wheat for each year to the nearest tenth of a dollar

F (x) = 71 (0.93) ^2x growth or decay